B29C 2045/1875
Hoppers connected to a feed screw
Official title: {Hoppers connected to a feed screw}
B29C2045/1875 (Hoppers connected to a feed screw) appears on 25 US grants and 36 published applications in this corpus.
Search patents in B29C- Granted patents
- 25
- Published applications
- 36
- Assignees
- 28
- Inventors
- 59
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 6 |
| 2017 | 3 | 1 |
| 2018 | 3 | 3 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 11 |
| 2022 | 2 | 3 |
| 2023 | 4 | 1 |
| 2024 | 6 | 3 |
| 2025 | 1 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure moulding process and related pressure moulding device31 Mar 2026US 12,589,528 B2Persico S.P.A.
- Free blend-type metal powder mixed resin molded body manufacturing method11 Feb 2025US 12,220,850 B2Daiichi Seikosha Co., Ltd.
- Self-cleaning gravimetric and volumetric dosing apparatuses23 Jul 2024US 12,042,956 B2Ampacet Corporation
- Melt dispenser for plastic molding14 May 2024US 11,981,062 B2Husky Injection Molding Systems Ltd.
- Plastic molding apparatus and method with shaper module23 Apr 2024US 11,964,415 B2Husky Injection Molding Systems Ltd.
- Injection molding machine15 Jan 2026US 2026/0014746 A1Toyo Innovex Co., Ltd.
- Feeder and injection molding machine22 May 2025US 2025/0162219 A1The Japan Steel Works, Ltd.
- Injection molding machine and material supply apparatus27 Mar 2025US 2025/0100196 A1The Japan Steel Works, Ltd.
- Plasticizing unit13 Mar 2025US 2025/0083369 A1Engel Austria GmbH
- Systems and methods for reprocessing polymeric material during a molding process30 Jan 2025US 2025/0033262 A1
Most cited
By later US patents
- Method for removing moisture and volatiles from molding particulate plastic material feed21US 4,591,467 AMapro Inc. · 1986
- Apparatus for removing moisture and volatiles from molding particulate plastic material feed13US 4,632,564 AMapro Inc. · 1986
- Vent-type plastication molding machine9US 4,511,319 AUbe Industries, Ltd. · 1985
- Molding machine and method of molding a part8US 9,623,593 B2Extrude To Fill, LLC · 2017
- Nozzle shut off for injection molding system8US 9,808,971 B2Extrude To Fill, LLC · 2017